Twisted old Juniper trees can make for a pretty photograph, but they don’t have a lot of commercial uses. And that can be a problem because there are a lot of juniper trees in Eastern Oregon, taking up space and water, and changing the habitat for species like the sage-grouse…

It’s been 157 years since a hurricane hit the West Coast of the United States. But even Portland isn’t immune to the effects of tropical cyclones.

That’s because hurricanes Katrina and Sandy have federal regulators considering whether already-built levees across the country are actually safe, a discussion causing headaches for local governments nationwide…